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Last change
on this file was a762898, checked in by istevanoska <ilinastevanoska@…>, 5 months ago |
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Added visualizations
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Property mode
set to
100644
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File size:
1.3 KB
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| 1 | 'use strict';
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| 2 |
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| 3 | Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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| 4 |
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| 5 | const property = require('../object/property.js');
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| 6 | const matches = require('../predicate/matches.js');
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| 7 | const matchesProperty = require('../predicate/matchesProperty.js');
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| 8 |
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| 9 | function findIndex(arr, doesMatch, fromIndex = 0) {
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| 10 | if (!arr) {
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| 11 | return -1;
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| 12 | }
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| 13 | if (fromIndex < 0) {
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| 14 | fromIndex = Math.max(arr.length + fromIndex, 0);
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| 15 | }
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| 16 | const subArray = Array.from(arr).slice(fromIndex);
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| 17 | let index = -1;
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| 18 | switch (typeof doesMatch) {
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| 19 | case 'function': {
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| 20 | index = subArray.findIndex(doesMatch);
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| 21 | break;
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| 22 | }
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| 23 | case 'object': {
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| 24 | if (Array.isArray(doesMatch) && doesMatch.length === 2) {
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| 25 | const key = doesMatch[0];
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| 26 | const value = doesMatch[1];
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| 27 | index = subArray.findIndex(matchesProperty.matchesProperty(key, value));
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| 28 | }
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| 29 | else {
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| 30 | index = subArray.findIndex(matches.matches(doesMatch));
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| 31 | }
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| 32 | break;
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| 33 | }
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| 34 | case 'number':
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| 35 | case 'symbol':
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| 36 | case 'string': {
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| 37 | index = subArray.findIndex(property.property(doesMatch));
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| 38 | }
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| 39 | }
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| 40 | return index === -1 ? -1 : index + fromIndex;
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| 41 | }
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| 42 |
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| 43 | exports.findIndex = findIndex;
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